Sets the API url and access token. This is used for almost all the functionality in this package. If you want to use endpoints not yet covered by functions in the package, this is the basis function you can build from.
Examples
if (FALSE) { # \dontrun{
ns_req() |>
httr2::req_url_path_append("form", "me") |>
httr2::req_perform() |>
httr2::resp_body_json()
} # }